• Thumbnail for Urease
    Ureases (EC 3.5.1.5), functionally, belong to the superfamily of amidohydrolases and phosphotriesterases. Ureases are found in numerous bacteria, fungi...
    34 KB (4,155 words) - 22:51, 3 July 2024
  • Thumbnail for Rapid urease test
    Rapid urease test, also known as the CLO test (Campylobacter-like organism test), is a rapid diagnostic test for diagnosis of Helicobacter pylori. The...
    6 KB (683 words) - 11:37, 21 January 2024
  • Thumbnail for Ureaplasma
    belonging to the family Mycoplasmataceae. As the name implies, Ureaplasma is urease positive. The currently accepted taxonomy is based on the List of Prokaryotic...
    5 KB (151 words) - 11:32, 19 July 2024
  • Thumbnail for Helicobacter pylori
    uses many different virulence factors including oxidase, catalase, and urease. Urease is the most abundant protein, its expression representing about 10%...
    148 KB (16,645 words) - 19:43, 17 November 2024
  • Thumbnail for Proteus vulgaris
    Identification System. P. vulgaris can also test urease negative in solid media (such as in Enterotube), but will be urease positive in liquid media. The CCIS code...
    8 KB (900 words) - 14:02, 6 August 2024
  • (NH_{2})_{2}CO+H_{2}O{\stackrel {urease}{\rightarrow }}NH_{3}+H_{2}NCOOH\rightarrow 2NH_{3(gas)}+CO_{2(gas)}} Urease is a naturally occurring enzyme that...
    6 KB (999 words) - 22:58, 3 July 2024
  • Thumbnail for James B. Sumner
    in 1926 he demonstrated that urease could be isolated and crystallized. He accomplished this by mixing purified urease with acetone and then chilling...
    9 KB (885 words) - 02:45, 9 August 2024
  • Thumbnail for Urea breath test
    in exhaled breath indicates that the urea was split; this indicates that urease (the enzyme that H. pylori uses to metabolize urea to produce ammonia) is...
    7 KB (819 words) - 19:09, 28 May 2024
  • Thumbnail for Acetohydroxamic acid
    Lithostat) is a drug that is a potent and irreversible enzyme inhibitor of the urease enzyme in various bacteria and plants; it is usually used for urinary tract...
    3 KB (167 words) - 22:02, 7 March 2022
  • Thumbnail for Timeline of peptic ulcer disease and Helicobacter pylori
    Dintzis and Hastings are able to stop urease production in mice with antibiotics, suggesting a relationship between urease and a bacterial infection. 1954 Palmer...
    39 KB (4,399 words) - 08:28, 17 September 2024
  • Escherichia coli, C. urealyticum, as the name implies, secretes the enzyme urease which can be strong enough to make urine alkaline. This can lead to the...
    2 KB (189 words) - 23:00, 13 August 2022
  • Thumbnail for Micrococcus luteus
    pigmented, saprotrophic coccus bacterium in the family Micrococcaceae. It is urease and catalase positive. An obligate aerobe, M. luteus is found in soil, dust...
    7 KB (673 words) - 07:39, 12 September 2024
  • Thumbnail for Proteus (bacterium)
    struvite stones, caused by alkalinization of the urine by the action of the urease enzyme (which splits urea into ammonia and carbon dioxide) of Proteus (and...
    10 KB (1,125 words) - 13:59, 6 August 2024
  • Thumbnail for Hyperammonemia
    there are case reports where hyperammonemia was caused by urease-negative organisms. Urease producers form ammonia and carbon dioxide from urea. Ammonia...
    16 KB (1,589 words) - 11:16, 18 November 2024
  • Thumbnail for Morganella morganii
    tryptophan to indole, pyruvate, and ammonia. M. morganii also produces urease, allowing it to break down urea. Methyl red tests positive in M. morganii...
    14 KB (1,461 words) - 13:09, 6 August 2024
  • Thumbnail for Proteus mirabilis
    facultatively anaerobic, rod-shaped bacterium. It shows swarming motility and urease activity. P. mirabilis causes 90% of all Proteus infections in humans. It...
    12 KB (1,254 words) - 14:00, 6 August 2024
  • it is non-pathogenic and is able to produce high amounts of the enzyme urease which hydrolyzes urea to carbonate and ammonia. S. pasteurii is a gram positive...
    15 KB (1,670 words) - 02:46, 17 June 2024
  • Thumbnail for Canavalia ensiformis
    enzyme urease, which liberates harmful ammonia from urea. For this reason C. ensiformis has been investigated as a potential source of the urease enzyme...
    3 KB (370 words) - 01:31, 14 August 2024
  • Thumbnail for Carbamate
    caused by carbon dioxide). The ε-amino groups of the lysine residues in urease and phosphotriesterase also feature carbamate. The carbamate derived from...
    30 KB (3,295 words) - 12:25, 14 November 2024
  • Thumbnail for N-(n-Butyl)thiophosphoric triamide
    and three amido groups. NBPT functions as an inhibitor of the enzyme urease. Urease, pervasive in soil microorganisms, converts urea into ammonia, which...
    3 KB (244 words) - 23:12, 15 July 2024
  • Thumbnail for Bromothymol blue
    ISBN 978-0-470-40753-0. "Isolation and screening of L-asparaginase free of glutaminase and urease from fungal sp". researchgate.net. 22 August 2016. Dhale, Mohan (July 2014)...
    11 KB (998 words) - 19:21, 26 May 2024
  • catalase-positive, and usually urease-positive bacterium. Although most strains are urease positive, there are some strains that are urease negative. This bacterium...
    10 KB (1,055 words) - 21:27, 9 January 2024
  • Thumbnail for Lant
    about chemistry (what’s making it caustic [ammonia?], how it’s formed [urease?]). Please expand the article to include this information. Further details...
    5 KB (477 words) - 06:49, 27 October 2024
  • Thumbnail for Phenyl phosphorodiamidate
    the formula C6H5OP(O)(NH2)2. A white solid, it is used as an inhibitor of urease, an enzyme that accelerates the hydrolysis of urea. In this way, phenyl...
    3 KB (190 words) - 23:13, 15 July 2024
  • Thumbnail for Esophagogastroduodenoscopy
    histological analysis of the examined upper gastrointestinal system. A rapid urease test is quick, easy, and cost-effective screening for Helicobacter pylori...
    12 KB (1,317 words) - 05:30, 4 November 2024
  • Thumbnail for Peptic ulcer disease
    perform H. pylori cultures; Direct detection of urease activity in a biopsy specimen by rapid urease test; Measurement of antibody levels in the blood...
    56 KB (5,902 words) - 20:33, 12 September 2024
  • in the acidic environment of the human stomach by producing the enzyme urease. Colonization of the stomach lining by this bacterium can lead to gastric...
    10 KB (1,178 words) - 03:56, 30 October 2024
  • Thumbnail for Gram stain
    Salt tolerance test Sulfide indole motility test Triple sugar iron test Urease test rapid Voges–Proskauer test X and V factor test Bacitracin susceptibility...
    28 KB (2,836 words) - 16:33, 3 November 2024
  • Thumbnail for Pyroglutamic acid
    anti-phosphodiesterase type 5, anti-angiotensin-converting enzyme, and anti-urease activities. Kumar, Akhilesh; Bachhawat, Anand K. (2012). "Pyroglutamic acid:...
    10 KB (786 words) - 12:06, 12 April 2024
  • Thumbnail for Colostomy
    Accessory Abdominopelvic Other Laparotomy Exploratory laparotomy Rapid urease test / Urea breath test Clinical prediction rules MELD PELD UKELD Child–Pugh...
    11 KB (1,344 words) - 12:48, 7 September 2024